long distance wifi

hello am trying to use my brordband to connect by wirless to house
about 1/4mile away I have 2 antennas yagi 19 dbi and two
airstations one 54g and one 11b . I have a ozenda broardband router
which i intend to conect to airstation via lan cable in loft with
antenna on chimney .
the other will have a similar antenna and airstation in loft with lan
cable to pc
can anyone offer any advice on the best way to do this
tia john

> can anyone offer any advice on the best way to do this

First and most basic question is, do you have line of sight between the
two antennas? There's also an issue of fresnel zone clearance but you
won't have that if you don't have line of sight so that's the easy
question to answer.